249900140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1785001}}^1$

素因数の和:1785017

約数の個数: 24

約数和(自身を含む): 599760672

約数和(自身を除く): 349860532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1785001, 3570002, 7140004, 8925005, 12495007, 17850010, 24990014, 35700020, 49980028, 62475035, 124950070, 249900140]

約数ペア:

[(1, 249900140), (2, 124950070), (4, 62475035), (5, 49980028), (7, 35700020), (10, 24990014), (14, 17850010), (20, 12495007), (28, 8925005), (35, 7140004), (70, 3570002), (140, 1785001)]